package rocketman;
/*
Copyright (C) <year> <name of author>

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
import java.util.*;

public class EnemyRocket extends Bullet 
{
protected int shootcounter = 0;
protected int playerx, playery;
protected double bulletspeed = 1;
protected int targetted = 0;

public EnemyRocket(int startx, int starty, String filename, int px, int py, double bspd)
{
	super(startx, starty, filename);
	playerx = px;
	playery = py;

	bulletspeed = bspd;
	targetted = 0;
	setdx(0);
	setdy(+4);
}

public void movetargetted() 
{
	if (playerx == 0)
		playerx = 1;
	if (playery == 0)
		playery = 1;

	double ricox,ricoy;
	ricox = (double)Math.abs(playerx-getx());
	ricoy = (double)Math.abs(playery-gety());

	if (playerx <= getx() && playery <= gety()) {
		dx2 = - Math.abs(playerx-getx())/(ricox/ricoy);
		dy2 = - Math.abs(playery-gety())/(ricox/ricoy);
	}
	else if (playerx >= getx() && playery <= gety()) {
		dx2 =   Math.abs(playerx-getx())/(ricox/ricoy);
		dy2 = - Math.abs(playery-gety())/(ricox/ricoy);
	}
	else if (playerx <= getx() && playery >= gety()) {
		dx2 = - Math.abs(playerx-getx())/(ricox/ricoy);
		dy2 =   Math.abs(playery-gety())/(ricox/ricoy);
	}
	else if (playerx >= getx() && playery >= gety()) {
		dx2 =   Math.abs(playerx-getx())/(ricox/ricoy);
		dy2 =   Math.abs(playery-gety())/(ricox/ricoy);
	}
	dx2 *= (double)(bulletspeed/distance(playerx,getx(),playery,gety()));
	dy2 *= (double)(bulletspeed/distance(playerx,getx(),playery,gety()));
}

public void  move()
{

	targetted++;

	if (targetted == 40) {
		movetargetted();
		setdx(0);
		setdy(0);
	}
	else if (targetted > 40) {

		if (dx2 != 0) {
			x += (int)(dx2);
		}
		if (dy2 != 0) {
			y += (int)(dy2);
		}
	} else {
		super.move();
	}
}

};

